gengliangwang commented on code in PR #37840:
URL: https://github.com/apache/spark/pull/37840#discussion_r971390448
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/CheckAnalysis.scala:
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@@ -823,12 +834,16 @@ trait CheckAnalysis extends PredicateHelper with
LookupCatalog {
// it must also be in the aggregate expressions to be rewritten
in the optimization
// phase.
if (containsExpr(a.groupingExpressions) &&
!containsExpr(a.aggregateExpressions)) {
- failAnalysis("Correlated scalar subqueries in the group by
clause " +
- s"must also be in the aggregate expressions:\n$a")
+ a.failAnalysis(
+ errorClass = "UNSUPPORTED_SUBQUERY_EXPRESSION_CATEGORY",
+ errorSubClass = "MUST_AGGREGATE_CORRELATED_SCALAR_SUBQUERY",
+ treeNodes = Seq(a))
Review Comment:
why do we need to pass `a` itself?
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